Look and feel

Why features don't matter any more
eWeek article on Features on products

Don't think it is important how your product looks?
See how people react to a change in the look and feel
Reactions to the new IE7 beta interface

Here's some examples of look and feel in a range of products:

McAfee Internet Security

Microsoft Outlook

FeedDemon

Spyware Doctor

Visual Studio

Windows Media Player

InstallShield Express

Win32 API Viewer

West Wind HTML Hep Builder

Qumana